IP Library › Granted Patent US 10,252,913
Granted Patent B2
US 10,252,913 · App. 14/772,950 · Granted Apr 9, 2019

Composition comprising HF and 2,3,3,3-tetrafluoropropene

Inventors: Philippe Bonnet (Lyons, FR); Bertrand Collier (Saint-genis-laval, FR); Dominique Deur-Bert (Charly, FR); Laurent Wendlinger (Soucieu en Jarrest, FR)
Assignee: ARKEMA FRANCE
C01B7/191C07C19/08C07C21/18
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Quick Facts
Patent No.
US 10,252,913
App. No.
14/772,950
Granted
Apr 9, 2019
Kind
B2
Abstract

An azeotropic or quasi-azeotropic composition including hydrogen fluoride, 2,3,3,3-tetrafluoropropene and one or more (hydro)halogen-carbon compounds including between 1 and 3 carbon atoms. Also a azeotropic or quasi-azeotropic composition including hydrogen fluoride, 2,3,3,3-tetrafluoropropene, and one or more organic compounds selected from among 1,1,1,2,2-pentafluoropropane, E-1,3,3,3-tetrafluoropropene, Z-1,3,3,3-tetrafluoropropene, 3,3,3-trifluoropropene, 3,3,3-trifluoro-2-chloropropene, E-3,3,3-trifluoro-1-chloropropene, trifluoropropyne, 1,1,1,3,3-pentafluoropropane, 1,1,1,3,3-pentafluoropropene, Z-1,1,1,2,3-pentafluoropropene and 2-chloro,1,1,1,2-tetrafluoropropane.

Claims (16)

1. An azeotropic or quasi-azeotropic composition comprising hydrogen fluoride, 2,3,3,3-tetrafluoropropene, and one or more organic compounds selected from the group consisting of E-1,3,3,3-tetrafluoropropene, Z-1,3,3,3-tetrafluoropropene, 3,3,3-trifluoropropene, 3,3,3-trifluoro-2-chloropropene, E-3,3,3-trifluoro-1-chloropropene, 1,1,1,3,3-pentafluoropropane, 2-chloro,1,1,1,2-tetrafluoropropane, trifluoropropyne, Z-1,1,1,2,3-pentafluoropropene and 1,1,1,3,3-pentafluoropropene, in which the boiling point of said composition is between −20° C. and 80° C., and at a pressure of between 0.1 and 44 bar absolute.

2. The composition as claimed in claim 1 , wherein the composition comprises hydrogen fluoride, 2,3,3,3-tetrafluoropropene and one or more organic compounds chosen from E-1,3,3,3-tetrafluoropropene, Z-1,3,3,3-tetrafluoropropene, 3,3,3-trifluoropropene, 3,3,3-trifluoro-2-chloropropene, E-3,3,3-trifluoro-1-chloropropene, 1,1,1,3,3-pentafluoropropane, 2-chloro,1,1,1,2-tetrafluoropropane, trifluoropropyne, Z-1,1,1,2,3-pentafluoropropene and 1,1,1,3,3-pentafluoropropene.

3. The composition as claimed in claim 1 , wherein the composition comprises hydrogen fluoride, 2,3,3,3-tetrafluoropropene, and one or more organic compounds chosen from E-1,3,3,3-tetrafluoropropene, Z-1,3,3,3-tetrafluoropropene, 3,3,3-trifluoropropene, 3,3,3-trifluoro-2-chloropropene and E-3,3,3-trifluoro-1-chloropropene.

4. The composition as claimed in claim 1 , wherein the composition is heteroazeotropic or quasi-heteroazeotropic.

5. The composition as claimed in claim 1 , wherein the composition comprises hydrogen fluoride, 2,3,3,3-tetrafluoropropene, 1,1,1,2,2-pentafluoropropane and at least one compound chosen from E-1,3,3,3-tetrafluoropropene, Z-1,3,3,3-tetrafluoropropene, 3,3,3-trifluoropropene, 3,3,3-trifluoro-2-chloropropene, E-3,3,3-trifluoro-1-chloropropene, 1,1,1,3,3-pentafluoropropane, 2-chloro,1,1,1,2-tetrafluoropropane, trifluoropropyne, Z-1,1,1,2,3-pentafluoropropene and 1,1,1,3,3-pentafluoropropene.

6. The composition as claimed in claim 1 , wherein the composition comprises hydrogen fluoride, 2,3,3,3-tetrafluoropropene, E-1,3,3,3-tetrafluoropropene and optionally at least one compound chosen from Z-1,3,3,3-tetrafluoropropene, 3,3,3-trifluoropropene, 3,3,3-trifluoro-2-chloropropene, E-3,3,3-trifluoro-1-chloropropene, 1,1,1,3,3-pentafluoropropane, 2-chloro,1,1,1,2-tetrafluoropropane, trifluoropropyne, Z-1,1,1,2,3-pentafluoropropene and 1,1,1,3,3-pentafluoropropene.

7. The composition as claimed in claim 1 , wherein the composition comprises hydrogen fluoride, 2,3,3,3-tetrafluoropropene, Z-1,3,3,3-tetrafluoropropene and optionally at least one compound chosen from 3,3,3-trifluoropropene, 3,3,3-trifluoro-2-chloropropene, 1,1,1,3,3-pentafluoropropane and E-3,3,3-trifluoro-1-chloropropene.

8. The composition as claimed in claim 1 , wherein the composition comprises hydrogen fluoride, 2,3,3,3-tetrafluoropropene, 3,3,3-trifluoropropene and optionally at least one compound chosen from 3,3,3-trifluoro-2-chloropropene and E-3,3,3-trifluoro-1-chloropropene.

9. The composition as claimed in claim 1 , wherein the composition comprises hydrogen fluoride, 2,3,3,3-tetrafluoropropene, 3,3,3-trifluoro-2-chloropropene and optionally E-3,3,3-trifluoro-1-chloropropene.

10. The composition as claimed in claim 1 , wherein the composition comprises hydrogen fluoride, 2,3,3,3-tetrafluoropropene and E-3,3,3-trifluoro-1-chloropropene.

11. The composition as claimed in claim 1 , wherein, in which the composition comprises from 1% to 85% by weight of hydrogen fluoride and from 99% to 15% by weight of the sum of the organic compounds.

12. The composition as claimed in claim 1 , wherein, in which the composition comprises from 5% to 80% by weight of hydrogen fluoride and from 95% to 20% by weight of the sum of the organic compounds.

13. The composition as claimed in claim 1 , wherein, in which the boiling point of said composition is between 0° C. and 40° C. and at a pressure of between 0.7 and 18 bar absolute.

14. The composition as claimed in claim 1 , wherein, in which the boiling point of said composition is between 0° C. and 40° C. and at a pressure of between 0.9 and 12.5 bar absolute.

15. The composition as claimed in claim 1 , comprising two or more organic compounds selected from the group consisting of E-1,3,3,3-tetrafluoropropene, Z-1,3,3,3-tetrafluoropropene, 3,3,3-trifluoropropene, 3,3,3-trifluoro-2-chloropropene, E-3,3,3-trifluoro-1-chloropropene, 1,1,1,3,3-pentafluoropropane, 2-chloro,1,1,1,2-tetrafluoropropane, trifluoropropyne, Z-1,1,1,2,3-pentafluoropropene and 1,1,1,3,3-pentafluoropropene.

16. An azeotropic or quasi-azeotropic composition comprising hydrogen fluoride, 2,3,3,3-tetrafluoropropene and three or more organic compounds selected from the group consisting of 1,1,1,2,2-pentafluoropropane, E-1,3,3,3-tetrafluoropropene, Z-1,3,3,3-tetrafluoropropene, 3,3,3-trifluoropropene, 3,3,3-trifluoro-2-chloropropene, E-3,3,3-trifluoro-1-chloropropene, 1,1,1,3,3-pentafluoropropane, 2-chloro,1,1,1,2-tetrafluoropropane, trifluoropropyne, Z-1,1,1,2,3-pentafluoropropene and 1,1,1,3,3-pentafluoropropene.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Sep 4, 2015
From: BONNET, PHILIPPE; COLLIER, BERTRAND; DEUR-BERT, DOMINIQUE; WENDLINGER, LAURENT
To: ARKEMA FRANCE
Reel/Frame 036495/0126 →
Priority Claims (1)
FR 13 52482 · Mar 20, 2013 · national
Continuity (1)
Related Publication 20160009555A1 · Jan 14, 2016